12264145 has 4 divisors (see below), whose sum is σ = 14716980. Its totient is φ = 9811312.

The previous prime is 12264137. The next prime is 12264167. The reversal of 12264145 is 54146221.

It is a happy number.

12264145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54146221 = 607 ⋅89203.

It can be written as a sum of positive squares in 2 ways, for example, as 3359889 + 8904256 = 1833^2 + 2984^2 .

It is a cyclic number.

It is not a de Polignac number, because 12264145 - 2³ = 12264137 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1226410 + ... + 1226419.

It is an arithmetic number, because the mean of its divisors is an integer number (3679245).

Almost surely, 2^12264145 is an apocalyptic number.

It is an amenable number.

12264145 is a deficient number, since it is larger than the sum of its proper divisors (2452835).

12264145 is an equidigital number, since it uses as much as digits as its factorization.

12264145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452834.

The product of its digits is 1920, while the sum is 25.

The square root of 12264145 is about 3502.0201312956. The cubic root of 12264145 is about 230.6105078498.

The spelling of 12264145 in words is "twelve million, two hundred sixty-four thousand, one hundred forty-five".